﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data;

namespace TEAA
{
    public class Join : RelationalOperation
    {

        private string leftTable;
        private string leftAttribute;
        private string rightTable;
        private string rightAttribute;

        public Join(string leftTable, string leftAttribute, string rightTable, string rightAttribute)
        {
            this.leftTable = leftTable;
            this.leftAttribute = leftAttribute;
            this.rightTable = rightTable;
            this.rightAttribute = rightAttribute;
        }

        public DataSet Execute(DataSet data)
        {
            DataSet join = data.Copy();
            
            return join;
        }
    }
}
